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	   <h2>CommandDelete.js</h2>
	
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<h4>Summary</h4>
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		No overview generated for 'CommandDelete.js'<BR/><BR/>
	
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    <table border="1" cellpadding="3" cellspacing="0" width="100%">
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        <b>Class Summary</b>
    
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    <td width="15%"><b><a href="draw2d/CommandDelete.html">draw2d.CommandDelete</a></b></td>
    <td>&nbsp;</td>
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<!-- ========== METHOD SUMMARY =========== -->

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        <pre class="sourceview"><span class="comment">/* This notice must be untouched at all times.

FreeGroup Draw2D 0.9.26
The latest version is available at
http://www.freegroup.de

Copyright (c) 2006 Andreas Herz. All rights reserved.
Created 5. 11. 2006 by Andreas Herz (Web: http://www.freegroup.de )

LICENSE: LGPL

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License (LGPL) as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA,
or see http://www.gnu.org/copyleft/lesser.html
*/</span>

<span class="comment">/**
 * 
 * <span class="attrib">@version</span> 0.9.26
 * <span class="attrib">@author</span> Andreas Herz
 * <span class="attrib">@constructor</span>
 */</span>
draw2d.CommandDelete=<span class="reserved">function</span>(<span class="comment">/*:draw2d.Figure*/</span> figure)
{
   draw2d.Command.call(<span class="reserved">this</span>,<span class="literal">"delete figure"</span>);
   <span class="reserved">this</span>.parent   = figure.parent; <span class="comment">// CompartmentFigure</span>
   <span class="reserved">this</span>.figure   = figure;
   <span class="comment">/** <span class="attrib">@private</span> */</span>
   <span class="reserved">this</span>.workflow = figure.workflow;
   <span class="comment">/** <span class="attrib">@private</span> */</span>
   <span class="reserved">this</span>.connections = null;
   <span class="comment">/** <span class="attrib">@private</span> */</span>
   <span class="reserved">this</span>.compartmentDeleteCommands = null; 
};

draw2d.CommandDelete.<span class="reserved">prototype</span> = new draw2d.Command();
<span class="comment">/** <span class="attrib">@private</span> **/</span>
draw2d.CommandDelete.<span class="reserved">prototype</span>.type=<span class="literal">"draw2d.CommandDelete"</span>;

<span class="comment">/**
 * Execute the command the first time
 * 
 **/</span>
draw2d.CommandDelete.<span class="reserved">prototype</span>.execute=<span class="reserved">function</span>()
{
   <span class="reserved">this</span>.redo();
};

<span class="comment">/**
 * Undo the command
 *
 **/</span>
draw2d.CommandDelete.<span class="reserved">prototype</span>.undo=<span class="reserved">function</span>()
{
    <span class="reserved">if</span>(<span class="reserved">this</span>.figure instanceof draw2d.CompartmentFigure)
    {
       <span class="reserved">for</span>(var i=0; i&lt;<span class="reserved">this</span>.compartmentDeleteCommands.getSize();i++)
       {
         var deleteCommand = <span class="reserved">this</span>.compartmentDeleteCommands.get(i);
         <span class="comment">// add the figure to the compartment figure</span>
         <span class="reserved">this</span>.figure.addChild(deleteCommand.figure);
         <span class="comment">// add the figure to the workflow</span>
         <span class="reserved">this</span>.workflow.getCommandStack().undo();
       }
    }
    <span class="reserved">this</span>.workflow.addFigure(<span class="reserved">this</span>.figure);
    <span class="reserved">if</span>(<span class="reserved">this</span>.figure instanceof draw2d.Connection)
       <span class="reserved">this</span>.figure.reconnect();

    <span class="reserved">this</span>.workflow.setCurrentSelection(<span class="reserved">this</span>.figure);
    <span class="reserved">if</span>(<span class="reserved">this</span>.parent!==null)
      <span class="reserved">this</span>.parent.addChild(<span class="reserved">this</span>.figure);
    <span class="reserved">for</span> (var i = 0; i &lt; <span class="reserved">this</span>.connections.getSize(); ++i)
    {
       <span class="reserved">this</span>.workflow.addFigure(<span class="reserved">this</span>.connections.get(i));
       <span class="reserved">this</span>.connections.get(i).reconnect();
    }
};

<span class="comment">/** Redo the command after the user has undo this command
 *
 **/</span>
draw2d.CommandDelete.<span class="reserved">prototype</span>.redo=<span class="reserved">function</span>()
{
    <span class="comment">// We must delete all children of this figure if this element an</span>
    <span class="comment">// compartment figure.</span>
    <span class="comment">//</span>
    <span class="reserved">if</span>(<span class="reserved">this</span>.figure instanceof draw2d.CompartmentFigure)
    {
      <span class="reserved">if</span>(<span class="reserved">this</span>.compartmentDeleteCommands===null)
      {
         <span class="reserved">this</span>.compartmentDeleteCommands = new draw2d.ArrayList();
         var children = <span class="reserved">this</span>.figure.getChildren().clone();
         <span class="reserved">for</span>(var i=0; i&lt;children.getSize();i++)
         {
           var child = children.get(i);
           <span class="reserved">this</span>.figure.removeChild(child);
           var deleteCommand = new draw2d.CommandDelete(child);
           <span class="reserved">this</span>.compartmentDeleteCommands.add(deleteCommand);
           <span class="reserved">this</span>.workflow.getCommandStack().execute(deleteCommand);
         }
      }
      <span class="reserved">else</span>
      {
         <span class="reserved">for</span>(var i=0; i&lt;<span class="reserved">this</span>.compartmentDeleteCommands.getSize();i++)
         {
            <span class="reserved">this</span>.workflow.redo();
         }
      }
    }

    <span class="reserved">this</span>.workflow.removeFigure(<span class="reserved">this</span>.figure);
    <span class="reserved">this</span>.workflow.setCurrentSelection(null);
    <span class="reserved">if</span>(<span class="reserved">this</span>.figure instanceof draw2d.Node &amp;&amp; <span class="reserved">this</span>.connections===null)
    {
      <span class="reserved">this</span>.connections = new draw2d.ArrayList();
      var ports = <span class="reserved">this</span>.figure.getPorts();
      <span class="reserved">for</span>(var i=0; i&lt;ports.getSize(); i++)
      {
        var port = ports.get(i);
        <span class="comment">// Do NOT add twice the same connection if it is linking ports from the same node</span>
        <span class="reserved">for</span> (var c = 0, c_size = port.getConnections().getSize() ; c&lt; c_size ; c++)
        {
            <span class="reserved">if</span>(!<span class="reserved">this</span>.connections.contains(port.getConnections().get(c)))
            {
              <span class="reserved">this</span>.connections.add(port.getConnections().get(c));
            }
        }
      }
    }

   <span class="reserved">if</span>(<span class="reserved">this</span>.connections===null)
      <span class="reserved">this</span>.connections = new draw2d.ArrayList();

    <span class="comment">// remove this figure from the parent CompartmentFigure</span>
    <span class="comment">//</span>
    <span class="reserved">if</span>(<span class="reserved">this</span>.parent!==null)
      <span class="reserved">this</span>.parent.removeChild(<span class="reserved">this</span>.figure);

   <span class="reserved">for</span> (var i = 0; i &lt; <span class="reserved">this</span>.connections.getSize(); ++i)
   {
      <span class="reserved">this</span>.workflow.removeFigure(<span class="reserved">this</span>.connections.get(i));
   }
};
</pre>
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<div class="jsdoc_ctime">Documentation generated by <a href="http://jsdoc.sourceforge.net/" target="_parent">JSDoc</a> on Mon Nov 14 13:45:39 2011</div>
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